Create beautiful polished stones with this wonderful Rock Tumbler from Elenco Electronics and make jewelry keepsakes for friends, family and yourself. Start your tumbling with included rocks and slowly grind and polish your rocks through 4 steps, to a smooth gemlike quality. 8 oz. of semi precious stones included.
- Everything you need to turn rocks into gems.
- Includes rocks and 4 grinding grits.
- Jewelry making components include: 18" necklace chain, 4 adjustable rings, 3 key chains.
- Rock to "Gem" in about a month.
- AC/DC transformer included.
- Features: Stem Toy
- Learning Skill: Engineering, Science
- Assembly: Assembled
- Battery: Not Included
- Base Material: 100% Plastic
- Country of Origin: Imported
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